This is BibTeX, Version 0.99d (TeX Live 2020)
Capacity: max_strings=200000, hash_size=200000, hash_prime=170003
The top-level auxiliary file: rewrite.aux
The style file: IEEEtran.bst
Reallocated singl_function (elt_size=4) to 100 items from 50.
Reallocated singl_function (elt_size=4) to 100 items from 50.
Reallocated singl_function (elt_size=4) to 100 items from 50.
Reallocated wiz_functions (elt_size=4) to 6000 items from 3000.
Reallocated singl_function (elt_size=4) to 100 items from 50.
Database file #1: bibfile.bib
-- IEEEtran.bst version 1.12 (2007/01/11) by Michael Shell.
-- http://www.michaelshell.org/tex/ieeetran/bibtex/
-- See the "IEEEtran_bst_HOWTO.pdf" manual for usage information.

Done.
You've used 18 entries,
            4024 wiz_defined-function locations,
            897 strings with 10496 characters,
and the built_in function-call counts, 10907 in all, are:
= -- 784
> -- 260
< -- 62
+ -- 142
- -- 50
* -- 482
:= -- 1644
add.period$ -- 36
call.type$ -- 18
change.case$ -- 18
chr.to.int$ -- 153
cite$ -- 18
duplicate$ -- 817
empty$ -- 1018
format.name$ -- 59
if$ -- 2502
int.to.chr$ -- 0
int.to.str$ -- 18
missing$ -- 167
newline$ -- 93
num.names$ -- 18
pop$ -- 481
preamble$ -- 1
purify$ -- 0
quote$ -- 2
skip$ -- 837
stack$ -- 0
substring$ -- 375
swap$ -- 569
text.length$ -- 11
text.prefix$ -- 0
top$ -- 5
type$ -- 18
warning$ -- 0
while$ -- 45
width$ -- 20
write$ -- 184
